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Oval|Natural|GIA

0.53ct H SI1 Oval Natural Diamond

GD • H/SI1 • GIA 5503185576

Certificate GIA 5503185576

Diamond specifications and retailer prices

From $934 AUD
As of November 6, 2026
Save $1,400 AUD (60%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,174 AUD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 0.53ct natural oval diamond

This 0.53ct natural oval sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 5503185576. Listed at 15 retailers as of November 4, 2026, with a 150% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.53
Carat
H
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5503185576
Dimensions6.47 × 4.70 × 2.78 mm
L/W Ratio1.38
Top View
6.47 mm4.70 mm0.53 ctH / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5503185576
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 59.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,230 AUD|Low: $934 AUD|High: $2,365 AUD|Avg: $1,355 AUD|+5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$934 AUD
Retailer 10$937 AUD
Retailer 8$949 AUD
Retailer 2$1,193 AUD
Retailer 1$1,230 AUD
Retailer 9$1,273 AUD
Retailer 5$1,438 AUD
Retailer 7$1,521 AUD
Retailer 3$1,562 AUD
Retailer 4$2,334 AUD

42 data points across 10 retailers

15 retailers$934 AUD to $2,334 AUD

B+
Cheapest Retailer
-
$934 AUD
Final sale: no returns
B+
Retailer 2
-
$949 AUD
View
Retailer 3
-
$1,013 AUD
View
Price last confirmed 29 days ago
Retailer 4
-
$1,013 AUD
View
Price last confirmed 29 days ago
Retailer 5
-
$1,051 AUD
View
Price last confirmed 38 days ago
Retailer 6
-
$1,169 AUD
View
Price last confirmed 38 days ago
B
Retailer 7
-
$1,193 AUD
View
B
Retailer 8
-
$1,204 AUD
View
B
Retailer 9
-
$1,230 AUD
View
B
Retailer 10
-
$1,273 AUD
View
B
Retailer 11
-
$1,438 AUD
View
Retailer 12
-
$1,521 AUD
View
Price last confirmed 33 days ago
B
Retailer 13
-
$1,562 AUD
View
B
Retailer 14
-
$2,334 AUD
View
Most Expensive
NZ Jewellers
9752c665-e8c9-40f7-ad40-9c8285047c2f · Sep 30
$3,174 AUD
$2,181 USD
View
Price under review
14 more retailers have this diamond
Prices start from $934 AUDSave up to $1,400 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.53ct Oval
$934 AUD